Road Tests Real world tests of 911 Turbo S vs GT3 RS 4.0

0-60mph

Top speed

911 Turbo S S
195 mph
911 GT3 RS 4.0
192 mph

1/4 mile

Differences What are the advantages of each

Car-autoblog view of Porsche 911 Turbo S

Reasons to consider the
Porsche 911 Turbo S S

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More torque 516 ft-lb @ 2,100 RPM vs 340 ft-lb @ 5,750 RPM More than 50% stronger engine from a stand-still; more acceleration power
Slightly faster in the quarter mile 11.5 s vs 11.8 s Around 5% faster at the drag strip
Car-autoblog view of Porsche 911 GT3 RS 4.0

Reasons to consider the
Porsche 911 GT3 RS 4.0

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More expensive sticker price $234k vs $161k More than 45% more expensive harder to own
Lighter curb weight 2,992 lb vs 3,494 lb Around 15% lighter curb weight; less inertia to overcome when accelerating

Specifications Full list of technical specs

general

911 Turbo S  vs
GT3 RS 4.0 
Brand Porsche Porsche
Price 160,700 233,960
Type of car Production car Production car
Year 2013 2011
City mileage 17 MPG 16 MPG
Highway mileage 25 MPG 23 MPG

transmission

Drivetrain 4x4 RWD
Gearing Traditional Traditional
# of gears 7 6
Axle ratio 3.44:1 3.89:1

engine

Displacement 3,800 cc 4,000 cc
Cylinders Flat 6 Flat 6
Air compressor None None
Fuels
Gas
Compression ratio 9.8:1 12.6:1
Bore/stroke 4.02 in / 3.05 in 4 in / 3.2 in
Valvetrain DOHC Dual overhead camshaft (DOHC)
Valves per cylinder 4 4

road tests

911 Turbo S  vs
GT3 RS 4.0 
Top speed 195 mph 192 mph
1/4 mile 11.5 s 11.8 s
0-60mph 3.7 s 3.6 s

power & handling

Power-to-weight ratio 6.59 lb/hp 6.07 lb/hp
Maximum hp 530 HP @ 6,250 RPM 493 HP @ 8,250 RPM
Maximum torque 516 ft-lb @ 2,100 RPM 340 ft-lb @ 5,750 RPM
Engine placement Rear Rear
Steering system Unknown rack&pinionVPAS

suspension, wheels & brakes

Front brakes 14.96 in Ventilated Disc 14.96 in Disc
Rear brakes 13.78 in Ventilated Disc 13.78 in Disc
Front wheels 235/35 19 483/? 229

physical dimensions

Curb weight 3,494 lb 2,992 lb
Width 72.9 in 72.9 in
Height 51.2 in 50.4 in
Length 176.3 in 175.6 in
Front track width 58.7 in 59.4 in
Wheelbase 92.5 in 92.9 in
Porsche 911 Turbo S S
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Porsche 911 GT3 RS 4.0
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